United States Senate – DEM Hold
Jon Tester (D-inc) – 253,876 – 50.34%
Matt Rosendale (R) – 235,963 – 46.78%
Rick Breckenridge (L) – 14,545 – 2.88%
Total Votes – 504,384 – 100.00%
United States House of Representatives – District At Large – GOP Hold
Greg Gianforte (R-inc) – 256,661 – 50.88%
Kathleen Williams (D) – 233,284 – 46.25%
Elinor Swanson (L) – 14,476 – 2.87%
Total Votes – 504,421 – 100.00%